Home / 11,628.97-16,047.52-6,323.78

Finding the Fourth Proportional to 11,628.97, 16,047.52 and 6,323.78

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Solution

The fourth proportional to 11,628.97, 16,047.52 and 6,323.78 is: 8,726.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.97 : 16,047.52 = 6,323.78 : x
  2. Step 2: Convert to fraction form
    11,628.97/16,047.52 = 6,323.78/x
  3. Step 3: Cross multiply
    11,628.97x = 16,047.52 × 6,323.78
  4. Step 4: Simplify right side
    11,628.97x = 101,481,010.33
  5. Step 5: Solve for x
    x = 101,481,010.33/11,628.97
  6. Step 6: Final answer
    x = 8,726.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.